April 2016 - Vol. 59 No. 4

April 2016 issue cover image


Opinion Letters to the Editor

Chaos Is No Catastrophe

I appreciated Phillip G. Armour's use of coupled pendulums as an analogy for software project management in his The Business of Software column "The Chaos Machine" (Jan. 2016) but would like to set the record straight on a few technical points.
Research and Advances Research highlights

A Fistful of Bitcoins: Characterizing Payments Among Men with No Names

Bitcoin has the unintuitive property that while the ownership of money is implicitly anonymous, its flow is globally visible. In this paper we explore this unique characteristic further, and consider the challenges for those seeking to use Bitcoin for criminal or fraudulent purposes at scale.

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